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-rw-r--r--drivers/staging/ks7010/ks_wlan.h278
1 files changed, 173 insertions, 105 deletions
diff --git a/drivers/staging/ks7010/ks_wlan.h b/drivers/staging/ks7010/ks_wlan.h
index 1b7036c32d1c..7aaf8d780939 100644
--- a/drivers/staging/ks7010/ks_wlan.h
+++ b/drivers/staging/ks7010/ks_wlan.h
@@ -1,60 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver for KeyStream IEEE802.11 b/g wireless LAN cards.
*
* Copyright (C) 2006-2008 KeyStream Corp.
* Copyright (C) 2009 Renesas Technology Corp.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#ifndef _KS_WLAN_H
#define _KS_WLAN_H
-#define WPS
-
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-#include <linux/spinlock.h> /* spinlock_t */
-#include <linux/sched.h> /* wait_queue_head_t */
-#include <linux/types.h> /* pid_t */
-#include <linux/netdevice.h> /* struct net_device_stats, struct sk_buff */
-#include <linux/etherdevice.h>
+#include <linux/atomic.h>
+#include <linux/circ_buf.h>
+#include <linux/completion.h>
+#include <linux/netdevice.h>
+#include <linux/sched.h>
+#include <linux/spinlock.h>
#include <linux/wireless.h>
-#include <linux/atomic.h> /* struct atomic_t */
-#include <linux/timer.h> /* struct timer_list */
-#include <linux/string.h>
-#include <linux/completion.h> /* struct completion */
-#include <linux/workqueue.h>
-
-#include <linux/io.h>
-
-#include "ks7010_sdio.h"
struct ks_wlan_parameter {
- u8 operation_mode; /* Operation Mode */
- u8 channel; /* Channel */
- u8 tx_rate; /* Transmit Rate */
+ u8 operation_mode;
+ u8 channel;
+ u8 tx_rate;
struct {
u8 size;
u8 body[16];
} rate_set;
- u8 bssid[ETH_ALEN]; /* BSSID */
+ u8 bssid[ETH_ALEN];
struct {
u8 size;
u8 body[32 + 1];
- } ssid; /* SSID */
- u8 preamble; /* Preamble */
+ } ssid;
+ u8 preamble;
u8 power_mgmt;
- u32 scan_type; /* AP List Scan Type */
-#define BEACON_LOST_COUNT_MIN 0
+ u32 scan_type;
#define BEACON_LOST_COUNT_MAX 65535
- u32 beacon_lost_count; /* Beacon Lost Count */
- u32 rts; /* RTS Threashold */
- u32 fragment; /* Fragmentation Threshold */
+ u32 beacon_lost_count;
+ u32 rts;
+ u32 fragment;
u32 privacy_invoked;
u32 wep_index;
struct {
@@ -62,9 +44,9 @@ struct ks_wlan_parameter {
u8 val[13 * 2 + 1];
} wep_key[4];
u16 authenticate_type;
- u16 phy_type; /* 11b/11g/11bg mode type */
- u16 cts_mode; /* for 11g/11bg mode cts mode */
- u16 phy_info_timer; /* phy information timer */
+ u16 phy_type;
+ u16 cts_mode;
+ u16 phy_info_timer;
};
enum {
@@ -133,10 +115,8 @@ enum {
SME_RSN_AUTH_REQUEST,
SME_RSN_ENABLED_REQUEST,
SME_RSN_MODE_REQUEST,
-#ifdef WPS
SME_WPS_ENABLE_REQUEST,
SME_WPS_PROBE_REQUEST,
-#endif
SME_SET_GAIN,
SME_GET_GAIN,
SME_SLEEP_REQUEST,
@@ -174,7 +154,7 @@ enum {
SME_WEP_SET_CONFIRM,
SME_TERMINATE,
- SME_EVENT_SIZE /* end */
+ SME_EVENT_SIZE
};
/* SME Status */
@@ -196,29 +176,30 @@ struct sme_info {
unsigned long sme_flag;
};
-struct hostt_t {
+struct hostt {
int buff[SME_EVENT_BUFF_SIZE];
unsigned int qhead;
unsigned int qtail;
};
#define RSN_IE_BODY_MAX 64
-struct rsn_ie_t {
+struct rsn_ie {
u8 id; /* 0xdd = WPA or 0x30 = RSN */
u8 size; /* max ? 255 ? */
u8 body[RSN_IE_BODY_MAX];
} __packed;
-#ifdef WPS
+#define WPA_INFO_ELEM_ID 0xdd
+#define RSN_INFO_ELEM_ID 0x30
+
#define WPS_IE_BODY_MAX 255
-struct wps_ie_t {
+struct wps_ie {
u8 id; /* 221 'dd <len> 00 50 F2 04' */
u8 size; /* max ? 255 ? */
u8 body[WPS_IE_BODY_MAX];
} __packed;
-#endif /* WPS */
-struct local_ap_t {
+struct local_ap {
u8 bssid[6];
u8 rssi;
u8 sq;
@@ -235,28 +216,26 @@ struct local_ap_t {
u16 capability;
u8 channel;
u8 noise;
- struct rsn_ie_t wpa_ie;
- struct rsn_ie_t rsn_ie;
-#ifdef WPS
- struct wps_ie_t wps_ie;
-#endif /* WPS */
+ struct rsn_ie wpa_ie;
+ struct rsn_ie rsn_ie;
+ struct wps_ie wps_ie;
};
#define LOCAL_APLIST_MAX 31
#define LOCAL_CURRENT_AP LOCAL_APLIST_MAX
-struct local_aplist_t {
+struct local_aplist {
int size;
- struct local_ap_t ap[LOCAL_APLIST_MAX + 1];
+ struct local_ap ap[LOCAL_APLIST_MAX + 1];
};
-struct local_gain_t {
+struct local_gain {
u8 tx_mode;
u8 rx_mode;
u8 tx_gain;
u8 rx_gain;
};
-struct local_eeprom_sum_t {
+struct local_eeprom_sum {
u8 type;
u8 result;
};
@@ -278,33 +257,25 @@ enum {
PS_WAKEUP
};
-struct power_save_status_t {
+struct power_save_status {
atomic_t status; /* initialvalue 0 */
struct completion wakeup_wait;
atomic_t confirm_wait;
atomic_t snooze_guard;
};
-struct sleep_status_t {
+struct sleep_status {
atomic_t status; /* initialvalue 0 */
atomic_t doze_request;
atomic_t wakeup_request;
};
/* WPA */
-struct scan_ext_t {
+struct scan_ext {
unsigned int flag;
char ssid[IW_ESSID_MAX_SIZE + 1];
};
-enum {
- CIPHER_NONE,
- CIPHER_WEP40,
- CIPHER_TKIP,
- CIPHER_CCMP,
- CIPHER_WEP104
-};
-
#define CIPHER_ID_WPA_NONE "\x00\x50\xf2\x00"
#define CIPHER_ID_WPA_WEP40 "\x00\x50\xf2\x01"
#define CIPHER_ID_WPA_TKIP "\x00\x50\xf2\x02"
@@ -339,7 +310,7 @@ enum {
#define MIC_KEY_SIZE 8
-struct wpa_key_t {
+struct wpa_key {
u32 ext_flags; /* IW_ENCODE_EXT_xxx */
u8 tx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */
u8 rx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */
@@ -357,50 +328,111 @@ struct wpa_key_t {
#define WPA_KEY_INDEX_MAX 4
#define WPA_RX_SEQ_LEN 6
-struct mic_failure_t {
+struct mic_failure {
u16 failure; /* MIC Failure counter 0 or 1 or 2 */
u16 counter; /* 1sec counter 0-60 */
u32 last_failure_time;
- int stop; /* stop flag */
+ int stop;
};
-struct wpa_status_t {
+struct wpa_status {
int wpa_enabled;
- unsigned int rsn_enabled;
+ bool rsn_enabled;
int version;
int pairwise_suite; /* unicast cipher */
int group_suite; /* multicast cipher */
- int key_mgmt_suite; /* authentication key management suite */
+ int key_mgmt_suite;
int auth_alg;
int txkey;
- struct wpa_key_t key[WPA_KEY_INDEX_MAX];
- struct scan_ext_t scan_ext;
- struct mic_failure_t mic_failure;
+ struct wpa_key key[WPA_KEY_INDEX_MAX];
+ struct scan_ext scan_ext;
+ struct mic_failure mic_failure;
};
#include <linux/list.h>
#define PMK_LIST_MAX 8
-struct pmk_list_t {
+struct pmk_list {
u16 size;
struct list_head head;
- struct pmk_t {
+ struct pmk {
struct list_head list;
u8 bssid[ETH_ALEN];
u8 pmkid[IW_PMKID_LEN];
} pmk[PMK_LIST_MAX];
};
-#ifdef WPS
-struct wps_status_t {
+struct wps_status {
int wps_enabled;
int ielen;
u8 ie[255];
};
-#endif /* WPS */
+
+/* Tx Device struct */
+#define TX_DEVICE_BUFF_SIZE 1024
+
+struct ks_wlan_private;
+
+/**
+ * struct tx_device_buffer - Queue item for the tx queue.
+ * @sendp: Pointer to the send request data.
+ * @size: Size of @sendp data.
+ * @complete_handler: Function called once data write to device is complete.
+ * @arg1: First argument to @complete_handler.
+ * @arg2: Second argument to @complete_handler.
+ */
+struct tx_device_buffer {
+ unsigned char *sendp;
+ unsigned int size;
+ void (*complete_handler)(struct ks_wlan_private *priv,
+ struct sk_buff *skb);
+ struct sk_buff *skb;
+};
+
+/**
+ * struct tx_device - Tx buffer queue.
+ * @tx_device_buffer: Queue buffer.
+ * @qhead: Head of tx queue.
+ * @qtail: Tail of tx queue.
+ * @tx_dev_lock: Queue lock.
+ */
+struct tx_device {
+ struct tx_device_buffer tx_dev_buff[TX_DEVICE_BUFF_SIZE];
+ unsigned int qhead;
+ unsigned int qtail;
+ spinlock_t tx_dev_lock; /* protect access to the queue */
+};
+
+/* Rx Device struct */
+#define RX_DATA_SIZE (2 + 2 + 2347 + 1)
+#define RX_DEVICE_BUFF_SIZE 32
+
+/**
+ * struct rx_device_buffer - Queue item for the rx queue.
+ * @data: rx data.
+ * @size: Size of @data.
+ */
+struct rx_device_buffer {
+ unsigned char data[RX_DATA_SIZE];
+ unsigned int size;
+};
+
+/**
+ * struct rx_device - Rx buffer queue.
+ * @rx_device_buffer: Queue buffer.
+ * @qhead: Head of rx queue.
+ * @qtail: Tail of rx queue.
+ * @rx_dev_lock: Queue lock.
+ */
+struct rx_device {
+ struct rx_device_buffer rx_dev_buff[RX_DEVICE_BUFF_SIZE];
+ unsigned int qhead;
+ unsigned int qtail;
+ spinlock_t rx_dev_lock; /* protect access to the queue */
+};
struct ks_wlan_private {
/* hardware information */
- struct ks_sdio_card *ks_sdio_card;
+ void *if_hw;
struct workqueue_struct *wq;
struct delayed_work rw_dwork;
struct tasklet_struct rx_bh_task;
@@ -423,12 +455,12 @@ struct ks_wlan_private {
unsigned char eth_addr[ETH_ALEN];
- struct local_aplist_t aplist;
- struct local_ap_t current_ap;
- struct power_save_status_t psstatus;
- struct sleep_status_t sleepstatus;
- struct wpa_status_t wpa;
- struct pmk_list_t pmklist;
+ struct local_aplist aplist;
+ struct local_ap current_ap;
+ struct power_save_status psstatus;
+ struct sleep_status sleepstatus;
+ struct wpa_status wpa;
+ struct pmk_list pmklist;
/* wireless parameter */
struct ks_wlan_parameter reg;
u8 current_rate;
@@ -443,7 +475,7 @@ struct ks_wlan_private {
unsigned int need_commit; /* for ioctl */
/* DeviceIoControl */
- int device_open_status;
+ bool is_device_open;
atomic_t event_count;
atomic_t rec_count;
int dev_count;
@@ -455,42 +487,78 @@ struct ks_wlan_private {
unsigned char firmware_version[128 + 1];
int version_size;
- bool mac_address_valid; /* Mac Address Status */
+ bool mac_address_valid;
int dev_state;
struct sk_buff *skb;
unsigned int cur_rx; /* Index into the Rx buffer of next Rx pkt. */
- /* spinlock_t lock; */
#define FORCE_DISCONNECT 0x80000000
#define CONNECT_STATUS_MASK 0x7FFFFFFF
- u32 connect_status; /* connect status */
- int infra_status; /* Infractructure status */
-
- u8 data_buff[0x1000];
-
+ u32 connect_status;
+ int infra_status;
u8 scan_ssid_len;
u8 scan_ssid[IW_ESSID_MAX_SIZE + 1];
- struct local_gain_t gain;
-#ifdef WPS
- struct net_device *l2_dev;
- int l2_fd;
- struct wps_status_t wps;
-#endif /* WPS */
+ struct local_gain gain;
+ struct wps_status wps;
u8 sleep_mode;
u8 region;
- struct local_eeprom_sum_t eeprom_sum;
+ struct local_eeprom_sum eeprom_sum;
u8 eeprom_checksum;
- struct hostt_t hostt;
+ struct hostt hostt;
unsigned long last_doze;
unsigned long last_wakeup;
- uint wakeup_count; /* for detect wakeup loop */
+ unsigned int wakeup_count; /* for detect wakeup loop */
};
+static inline void inc_txqhead(struct ks_wlan_private *priv)
+{
+ priv->tx_dev.qhead = (priv->tx_dev.qhead + 1) % TX_DEVICE_BUFF_SIZE;
+}
+
+static inline void inc_txqtail(struct ks_wlan_private *priv)
+{
+ priv->tx_dev.qtail = (priv->tx_dev.qtail + 1) % TX_DEVICE_BUFF_SIZE;
+}
+
+static inline bool txq_has_space(struct ks_wlan_private *priv)
+{
+ return (CIRC_SPACE(priv->tx_dev.qhead, priv->tx_dev.qtail,
+ TX_DEVICE_BUFF_SIZE) > 0);
+}
+
+static inline void inc_rxqhead(struct ks_wlan_private *priv)
+{
+ priv->rx_dev.qhead = (priv->rx_dev.qhead + 1) % RX_DEVICE_BUFF_SIZE;
+}
+
+static inline void inc_rxqtail(struct ks_wlan_private *priv)
+{
+ priv->rx_dev.qtail = (priv->rx_dev.qtail + 1) % RX_DEVICE_BUFF_SIZE;
+}
+
+static inline bool rxq_has_space(struct ks_wlan_private *priv)
+{
+ return (CIRC_SPACE(priv->rx_dev.qhead, priv->rx_dev.qtail,
+ RX_DEVICE_BUFF_SIZE) > 0);
+}
+
+static inline unsigned int txq_count(struct ks_wlan_private *priv)
+{
+ return CIRC_CNT_TO_END(priv->tx_dev.qhead, priv->tx_dev.qtail,
+ TX_DEVICE_BUFF_SIZE);
+}
+
+static inline unsigned int rxq_count(struct ks_wlan_private *priv)
+{
+ return CIRC_CNT_TO_END(priv->rx_dev.qhead, priv->rx_dev.qtail,
+ RX_DEVICE_BUFF_SIZE);
+}
+
int ks_wlan_net_start(struct net_device *dev);
int ks_wlan_net_stop(struct net_device *dev);
bool is_connect_status(u32 status);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.